If a doctor cures the illness and it happens that the medical treatment has side effects causing the patient to death, is the doctor at fault?

In the case that the doctor cures the illness and it happens that the medical treatment has side effects causing the patient to death. I would like to ask if the doctor is at fault?

My friend told me that regular people like him/her who work, maintaining the precepts is enough no need to meditate. How can I explain to him/her?

I once invited a friend to meditate. My friend told me that regular people like him/her who work, maintaining the precepts is enough. It is not necessary to meditate also. How can I explain Luang Phaw’s teachings to him/her?

I have a meditation room in my factory for the employees to chant and meditate. How can I make them more interested in Dhamma than the present time?

I have a meditation room in my factory for the employees to chant and meditate. Do you have any method to make them more interested in Dhamma than the present time?